//
//  VistaCategoriasProducto.m
//  ProyectoMoviTiendas
//
//  Created by Daniel Paez on 3/8/12.
//  Copyright (c) 2012 __MyCompanyName__. All rights reserved.
//

#import "VistaCategoriasProducto.h"
#import "CategoriaProducto.h"
#import "VistaSubcategoriasProducto.h"


@interface VistaCategoriasProducto ()
{
    BOOL seleccionoTodas;
}


@end

@implementation VistaCategoriasProducto
@synthesize categorias, catSeleccionada;

- (id)initWithStyle:(UITableViewStyle)style
{
    self = [super initWithStyle:style];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    seleccionoTodas = NO;

    // Uncomment the following line to preserve selection between presentations.
    // self.clearsSelectionOnViewWillAppear = NO;
 
    // Uncomment the following line to display an Edit button in the navigation bar for this view controller.
    // self.navigationItem.rightBarButtonItem = self.editButtonItem;
}

- (void)viewDidUnload
{
    [super viewDidUnload];
    // Release any retained subviews of the main view.
    // e.g. self.myOutlet = nil;
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
    return (interfaceOrientation == UIInterfaceOrientationPortrait);
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return [categorias count]+1;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"Cell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    
    if (!cell)
    {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
    }
    
    // Configure the cell...
    if([indexPath row] == 0)
    {
        cell.text = @"Buscar en todas las categorías";
    }
    else
    {
        CategoriaProducto *categoria = [categorias objectAtIndex:[indexPath row]-1];
        cell.textLabel.text = categoria.nombre;
    }
    
    cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
    cell.textLabel.font = [UIFont systemFontOfSize:18];
    
    return cell;
}

/*
// Override to support conditional editing of the table view.
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath
{
    // Return NO if you do not want the specified item to be editable.
    return YES;
}
*/

/*
// Override to support editing the table view.
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
{
    if (editingStyle == UITableViewCellEditingStyleDelete) {
        // Delete the row from the data source
        [tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationFade];
    }   
    else if (editingStyle == UITableViewCellEditingStyleInsert) {
        // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view
    }   
}
*/

/*
// Override to support rearranging the table view.
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath
{
}
*/

/*
// Override to support conditional rearranging of the table view.
- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath
{
    // Return NO if you do not want the item to be re-orderable.
    return YES;
}
*/

#pragma mark - Table view delegate

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    if(![indexPath row])
    {
        seleccionoTodas = YES;
        [self performSegueWithIdentifier:@"verSubcategoriasProducto" sender:self];        
    }
    else 
    {
        catSeleccionada = [categorias objectAtIndex:[indexPath row]-1];                           
        seleccionoTodas=NO;
        [self performSegueWithIdentifier:@"verSubcategoriasProducto" sender:self];    
        
    }
}

-(void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
    VistaSubcategoriasProducto *vista = [segue destinationViewController];
    
    if(seleccionoTodas)
    {
        NSMutableArray *subcategorias = [[NSMutableArray alloc] init];
        for (CategoriaProducto *categ in categorias)
        {
            [subcategorias addObjectsFromArray:categ.subcategorias];
        }
        vista.subcategorias = [NSArray arrayWithArray:subcategorias];
        
    }
    else
    {
        VistaSubcategoriasProducto *vista = [segue destinationViewController];
        vista.subcategorias = catSeleccionada.subcategorias;
    }  
}

@end
